Energy of Motion Homework

A rock sits on the edge of a cliff. During a mild earthquake, the rock falls. What type of energy did the rock have as it was falling?

• Heat energy

• Energy of motion

• Electrical energy

• Light energy

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Jackson uses a wind-up car to show how energy can cause change. Which of the following will NOT be changed by winding up the car and letting it go?

• The car’s direction

• The car’s mass

• The car’s position

• The car’s speed

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Several students are in Running Club. They are running a 50-meter dash in a straight line. Once they begin the race, which of the following statements BEST describes the motion of the runners?

• They will change their direction.

• They will change their position.

• They will change their position and direction.

• They will change their weight.

Many objects in school can have motion. Which of the following objects shows a change in position?

• Christmas lights being turned on

• the bell ringing

• an alarm clock ringing on Classroom Screen

• fan turned on after recess

Ava is investigating motion in science class. She uses a ramp to test the speed of several cars. Which of the following is TRUE about her investigation?

• Energy is changing the car’s color

• Energy is changing the car’s mass

• Energy is changing the car’s position

• Energy is changing the car’s size

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

In science class, Lucas and Skyden are investigating speed and motion. They have a board with two nails at one end. They attach a rubber band between the two nails. They use the rubber band to launch a toy car by pulling it back 4 inches. They measure the distance the toy car travels. How might Lucas and Skyden increase the speed of the toy car?

• change the direction of the launch

• pull the rubber band back 6 inches

• add more mass to the toy car

• add sandpaper to the bottom of the board

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

Liam wants to find out how the surface of a ramp affects the speed of a toy car. He wants to know whether the cars will travel faster down a smooth surface or a rough surface. To gather data to answer his question, what must Liam do?

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

Ehrin and Edric were attending a New Orleans Baby Cakes baseball game. Their favorite player was up to bat. After the pitch was thrown, the player quickly swung the bat and it collided with the ball, sending the ball over the fence for a home run.

When the collision occurred, energy of motion was transferred into...

• energy of heat and light.

• only energy of motion.

• energy of light and motion.

• energy of motion, sound, and heat.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS3-5